#include<stdio.h>
#include<string.h>
#include<unistd.h>
#include<sys/types.h>
#include<sys/stat.h>
#include<fcntl.h>

int main()
{
    printf("printf:__t\n");
    fprintf(stdout,"fprintf:__t\n");
    const char* s = "hello fputs\n";
    
    fputs(s,stdout);

    const char* s2 = "hello write\n";

    write(1,s2,strlen(s2));
    
    fflush(stdout);

    fork();

    return 0;
}
